# Copyright 2016 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Test count
assert ().count(0) == 0
assert (1, 2, 3).count(2) == 1
assert ("a", "b", "a", "a").count("a") == 3
assert ((2,) * 20).count(2) == 20

try:
  ().count()
  assert AssertionError
except TypeError:
  pass
